JPS5867426A - 異硬度パツドの成形方法 - Google Patents
異硬度パツドの成形方法Info
- Publication number
- JPS5867426A JPS5867426A JP56166581A JP16658181A JPS5867426A JP S5867426 A JPS5867426 A JP S5867426A JP 56166581 A JP56166581 A JP 56166581A JP 16658181 A JP16658181 A JP 16658181A JP S5867426 A JPS5867426 A JP S5867426A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- hardness
- pad
- atmospheric pressure
- synthetic resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000015572 biosynthetic process Effects 0.000 title 1
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 26
- 239000000057 synthetic resin Substances 0.000 claims abstract description 26
- 238000000465 moulding Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000011550 stock solution Substances 0.000 claims description 18
- 239000000203 mixture Substances 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract 4
- 239000000463 material Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000003566 sealing material Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000010097 foam moulding Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0415—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by regulating the pressure of the material during or after filling of the mould, e.g. by local venting
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56166581A JPS5867426A (ja) | 1981-10-19 | 1981-10-19 | 異硬度パツドの成形方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56166581A JPS5867426A (ja) | 1981-10-19 | 1981-10-19 | 異硬度パツドの成形方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5867426A true JPS5867426A (ja) | 1983-04-22 |
JPH0232971B2 JPH0232971B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-07-24 |
Family
ID=15833922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56166581A Granted JPS5867426A (ja) | 1981-10-19 | 1981-10-19 | 異硬度パツドの成形方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5867426A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6066712A (ja) * | 1983-09-21 | 1985-04-16 | 日本発条株式会社 | クツシヨン体とその発泡成形方法 |
FR2622503A1 (fr) * | 1987-10-31 | 1989-05-05 | Ikeda Bussan Co | Procede de realisation d'un produit en plastique expanse recouvert d'une enveloppe |
FR2634157A1 (fr) * | 1988-07-15 | 1990-01-19 | Casati Francois | Procede et dispositif pour fabriquer par moulage des objets rembourres |
US4976414A (en) * | 1987-10-31 | 1990-12-11 | Ikeda Bussan Co., Ltd. | Method of producing skin-covered foamed plastic article |
WO1997020669A1 (fr) * | 1995-12-05 | 1997-06-12 | Namba Press Works Co., Ltd. | Siege fait de plusieurs couches de durete differente recouvert d'une peau, et son procede de fabrication |
JP2013146919A (ja) * | 2012-01-19 | 2013-08-01 | Bridgestone Corp | 発泡成形部材及びその製造方法 |
-
1981
- 1981-10-19 JP JP56166581A patent/JPS5867426A/ja active Granted
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6066712A (ja) * | 1983-09-21 | 1985-04-16 | 日本発条株式会社 | クツシヨン体とその発泡成形方法 |
FR2622503A1 (fr) * | 1987-10-31 | 1989-05-05 | Ikeda Bussan Co | Procede de realisation d'un produit en plastique expanse recouvert d'une enveloppe |
US4976414A (en) * | 1987-10-31 | 1990-12-11 | Ikeda Bussan Co., Ltd. | Method of producing skin-covered foamed plastic article |
FR2634157A1 (fr) * | 1988-07-15 | 1990-01-19 | Casati Francois | Procede et dispositif pour fabriquer par moulage des objets rembourres |
WO1997020669A1 (fr) * | 1995-12-05 | 1997-06-12 | Namba Press Works Co., Ltd. | Siege fait de plusieurs couches de durete differente recouvert d'une peau, et son procede de fabrication |
AU730438B2 (en) * | 1995-12-05 | 2001-03-08 | Namba Press Works Co., Ltd. | Seat with surface material having multilayer having different hardness and method for manufacturing the same |
JP2013146919A (ja) * | 2012-01-19 | 2013-08-01 | Bridgestone Corp | 発泡成形部材及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0232971B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-07-24 |